linux/drivers/media/dvb-frontends/dibx000_common.c

// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) …

#include <linux/i2c.h>
#include <linux/mutex.h>
#include <linux/module.h>

#include "dibx000_common.h"

static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(…) …;

#define dprintk(fmt, arg...) …

static int dibx000_write_word(struct dibx000_i2c_master *mst, u16 reg, u16 val)
{ … }

static u16 dibx000_read_word(struct dibx000_i2c_master *mst, u16 reg)
{ … }

static int dibx000_is_i2c_done(struct dibx000_i2c_master *mst)
{ … }

static int dibx000_master_i2c_write(struct dibx000_i2c_master *mst, struct i2c_msg *msg, u8 stop)
{ … }

static int dibx000_master_i2c_read(struct dibx000_i2c_master *mst, struct i2c_msg *msg)
{ … }

int dibx000_i2c_set_speed(struct i2c_adapter *i2c_adap, u16 speed)
{ … }
EXPORT_SYMBOL(…);

static u32 dibx000_i2c_func(struct i2c_adapter *adapter)
{ … }

static int dibx000_i2c_select_interface(struct dibx000_i2c_master *mst,
					enum dibx000_i2c_interface intf)
{ … }

static int dibx000_i2c_master_xfer_gpio12(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num)
{ … }

static int dibx000_i2c_master_xfer_gpio34(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num)
{ … }

static struct i2c_algorithm dibx000_i2c_master_gpio12_xfer_algo = …;

static struct i2c_algorithm dibx000_i2c_master_gpio34_xfer_algo = …;

static int dibx000_i2c_gate_ctrl(struct dibx000_i2c_master *mst, u8 tx[4],
				 u8 addr, int onoff)
{ … }

static int dibx000_i2c_gated_gpio67_xfer(struct i2c_adapter *i2c_adap,
					struct i2c_msg msg[], int num)
{ … }

static struct i2c_algorithm dibx000_i2c_gated_gpio67_algo = …;

static int dibx000_i2c_gated_tuner_xfer(struct i2c_adapter *i2c_adap,
					struct i2c_msg msg[], int num)
{ … }

static struct i2c_algorithm dibx000_i2c_gated_tuner_algo = …;

struct i2c_adapter *dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst,
						enum dibx000_i2c_interface intf,
						int gating)
{ … }

EXPORT_SYMBOL(…);

void dibx000_reset_i2c_master(struct dibx000_i2c_master *mst)
{ … }

EXPORT_SYMBOL(…);

static int i2c_adapter_init(struct i2c_adapter *i2c_adap,
				struct i2c_algorithm *algo, const char *name,
				struct dibx000_i2c_master *mst)
{ … }

int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev,
				struct i2c_adapter *i2c_adap, u8 i2c_addr)
{ … }

EXPORT_SYMBOL(…);

void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst)
{ … }
EXPORT_SYMBOL(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;